Abstract: I welcome you to the fourth issue of the IEEE Communications Surveys and Tutorials in 2021. This issue includes 23 papers covering different aspects of communication networks. In particular, ...

I choose the best lenses for the Fujifilm X-T4, picking top performers that match the X-T4’s classic retro layout When you purchase through links on our site, we may earn an affiliate commission. Here ...

Thyroid blood tests help figure out how well your thyroid gland is working. TSH helps the thyroid gland know when to make more thyroid hormones. Free T4 is the type of hormone that becomes active when ...

Armour Thyroid is not FDA-approved because it was developed before the FDA was established. Armour Thyroid contains both T3 and T4 hormones, which can help if your body doesn't convert T4 into T3 well ...

If you are diagnosed with thyroid cancer, doctors will try to figure out whether it has spread, and if so, how far. This process is called staging. The stage of a cancer describes how much cancer is ...

Effective October 20, a new validation has been introduced. To prevent your submission from being rejected, please remove all optional fields without values from your XML file. Where possible, you ...

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Effective October 20, a new validation has been introduced. To prevent your submission from being rejected, please remove all optional fields without values from your XML file.